Learning With Leo: Where Reliability Actually Hides
Knocking Down the Bone Pile: X-ray Inspection of Ball Grid Array Solder Joints
Absolute EMS, Inc., a Silicon Valley–based provider of high-technology electronics manufacturing services, announced the appointment of Mark Sika as President. With more than 20 years of executive leadership experience across semiconductor manufacturing, advanced engineering, operations, and large-scale infrastructure programs, Sika brings deep operational and strategic expertise to the role.
As President, Sika will oversee corporate strategy, operational performance, and customer engagement, building on Absolute EMS’s nearly 30-year foundation of precision manufacturing, scalability, and long-term partnerships.
“Mark’s track record of building high-performing teams, scaling complex operations, and delivering measurable results in highly regulated, technology-driven environments makes him an outstanding addition to Absolute EMS,” said Jeff Bullis, CEO. “His leadership strengthens our ability to execute on growth initiatives while continuing to deliver the operational discipline and customer focus that define our company.”
Sika most recently served as General Manager for Northern California at DISH Wireless, where he led the design, deployment, and performance of the nation’s first cloud-native, standalone 5G Open RAN network. He built and directed a 40+ person organization, achieved federal regulatory milestones, and executed multi-jurisdictional infrastructure programs with industry-leading speed and performance.
Earlier in his career, Sika held senior leadership roles at Nexius Solutions, Mobilitie, AT&T, Motorola, and Axcelis Technologies, with responsibilities spanning engineering, operations, finance, business development, and capital program management. His background combines technical depth with financial and operational oversight—an asset as Absolute EMS continues expanding its support for complex, high-reliability programs.
Sika’s appointment reinforces Absolute EMS’s commitment to serving customers across its core markets, including medical, military, industrial, networking, and engineering sectors. His experience scaling operations, improving efficiency, and driving process innovation aligns with the company’s mission to deliver flexible, U.S.-based manufacturing solutions—from prototype builds to high-volume production.
Founded in 1996, Absolute EMS operates a state-of-the-art manufacturing facility in the heart of Silicon Valley. The company specializes in controlled, repeatable manufacturing processes designed to support miniaturization, rapid product introduction, and scalable production—helping customers navigate onshoring initiatives and increasingly complex supply chain requirements.
“I’m honored to join Absolute EMS at such an exciting time,” said Sika. “The company’s technical capabilities and commitment to U.S.-based manufacturing create a strong foundation for continued growth. I look forward to working with the team to strengthen partnerships and help our customers bring innovative products to market efficiently and reliably.”
